Tribe Flood Network
The Tribe Flood Network or TFN is a set of computer programs to conduct various DDoS attacks such as denial-of-service attack#Internet [Control Message Protocol (ICMP) flood|ICMP flood], SYN flood, UDP flood and Smurf attack.
First TFN initiated attacks are described in CERT [Coordination Center|CERT] .
TFN2K was written by Mixter, a security professional and hacker based in Germany.